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【題目】He made a mistake, but he took action to change the situation________ it got worse.
A.until
B.unless
C.before
D.since

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【題目】—Thank you for helping me.

—_________.

A. That’s rightB. You are welcomeC. I’m sure

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【題目】—How do you ______ school every day? —By bike.

A. getB. reach inC. arrive inD. get to

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【題目】— Why didn't you answer my telephone yesterday?
—Sorry. Ia bath at that time.
A.took
B.take
C.am taking
D.was taking

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【題目】—What’s the price of your new iPhone?

—It is about 1,000 __________.

A. dollarsB. kilometersC. litres

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【題目】—I fell from my bike this morning.

— . You must be careful.

A. That’s OKB. I hope not

C. I am happy to hear itD. Bad luck

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【題目】—Where is Andy?
— He________ be in the library. He said he would borrow books in the morning.
A.must
B.mustn't
C.need
D.needn't

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【題目】It is______ of you to rush into the teachers' office without knocking at the door.
A.friendly
B.strict
C.impolite
D.impossible

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【題目】— What about a drink of tea?

—Hurry up. There is time for a drink.

A. littleB. a littleC. fewD. a few

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【題目】The girl_______ swim when she was only four years old. Isn’t it amazing?

A. couldB. mayC. canD. Must

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